Electronics Forum | Tue Sep 14 20:21:19 EDT 1999 | Pat Copeland
I am looking for help on doing smt equipment qualifications. I need to find some examples to follow. The equipment to be qualified is a Stencil Machine, Pick and place machine, and Reflow oven. We manufacture medical devices so it has to be somewhat
Electronics Forum | Tue Sep 18 15:35:23 EDT 2001 | jschake
A laser cut stainless steel stencil was used exclusively for the evaluation of the complete 0201 assembly process, which addressed printing, placement, and reflow. However, I have also conducted off-line 0201 print tests using a nickel electroformed
Electronics Forum | Fri Mar 03 13:51:17 EST 2006 | Chunks
We've looked at our stencil under magnification after hand cleaning. There is some paste left behind. Machine washing removes all of the paste. Your best bet is to clean like normal, then look at the aps under magnification. Adjust accordingly (a
Electronics Forum | Wed Sep 15 11:08:45 EDT 1999 | Dave F
| I am looking for help on doing smt equipment qualifications. I need to find some examples to follow. The equipment to be qualified is a Stencil Machine, Pick and place machine, and Reflow oven. We manufacture medical devices so it has to be somewha
Electronics Forum | Thu Aug 08 13:09:38 EDT 2013 | cyber_wolf
Hege, there is no actual calibration of the thermocouple itself. You can however verify that they read correctly. Heller sells an option on their reflow ovens specifically for this purpose. I hoping that someone chimes in here that is NADCAP certifi
Electronics Forum | Fri Jun 04 17:44:20 EDT 2021 | dwl
The hardest part was convincing management of the need for a stencil cleaner in the first place. Cleaning by hand using IPA and a lint free cloth just leads to clogged apertures and print defects. BTW, lint free cloths leave behind a lot of lint.
Electronics Forum | Tue Nov 28 21:16:17 EST 2006 | davef
J Rose at EMPF says: The introduction of no-clean solder fluxes in electronics manufacturing has given rise to greater levels of solder balling simply because the opportunity to remove them in the wash process does not exist. They are typically cause
Electronics Forum | Fri Jun 04 17:47:34 EDT 2021 | pjchonis
Thank you very much for your insights! I appreciate your time.
Electronics Forum | Thu May 30 10:31:03 EDT 2002 | robbied
Hi Yannick. This is an issue that we are just recently getting into but here is some ifo that I have gathered so far. I have seen/ used 2 different rework machines. The one we have bought is a 'PACE TF2000' which was at the lower cost end of the mar
Electronics Forum | Fri Jun 04 14:35:39 EDT 2021 | pjchonis
Hello everyone, I am just curious if anyone has any common problems when using Kyzen or Zestron? Why did you initially choose to use one of their products in the first place? In your opinion, what are the pros and cons? I would love to know your tho
